add LoginLinks test

src/js/components/LoginLinks.jsx

@@ -6,7 +6,7 @@ import Actions from '../actions/Actions';
 const LoginLinks = React.createClass({
     render() {
         return (
-            <span>
+            <span className="login-links">
                 <a onClick={ () => Actions.showModal('login') }>Sign In</a>
                 <a onClick={ () => Actions.showModal('register') } className="register-link">Register</a>
             </span>

test/components/LoginLinks-test.js

@@ -0,0 +1,50 @@
+'use strict';
+
+import setupDOM from '../util/setup';
+import createParent from '../util/createParent';
+import chai, { expect } from 'chai';
+import sinon from 'sinon';
+import sinonChai from 'sinon-chai';
+
+var React;
+var LoginLinks;
+var TestUtils;
+
+chai.use(sinonChai);
+
+describe('LoginLinks Component', () => {
+    let loginLinks;
+
+    beforeEach(() => {
+        setupDOM();
+        React = require('react/addons');
+        LoginLinks = require('../../src/js/components/LoginLinks');
+        TestUtils = React.addons.TestUtils;
+    });
+
+    afterEach(() => {
+        // React caches required modules
+        for (var i in require.cache) {
+            delete require.cache[i];
+        }
+    });
+
+    describe('DOM', function() {
+        beforeEach(() => {
+            loginLinks = TestUtils.renderIntoDocument(<LoginLinks />);
+        });
+
+        it('should render a span with className "login-links"', () => {
+            expect(loginLinks.getDOMNode().className).to.equal('login-links');
+        });
+
+        it('should render "Sign In" and "Register" links', () => {
+            let links = TestUtils.scryRenderedDOMComponentsWithTag(loginLinks, 'a');
+            let linkText = links.map((link) => link.getDOMNode().textContent);
+
+            expect(links.length).to.equal(2);
+            expect(linkText[0]).to.equal('Sign In');
+            expect(linkText[1]).to.equal('Register');
+        });
+    });
+});